Home / 6,473,328.79-8,933,149.74-3,572,719.60

Finding the Fourth Proportional to 6,473,328.79, 8,933,149.74 and 3,572,719.60

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Solution

The fourth proportional to 6,473,328.79, 8,933,149.74 and 3,572,719.60 is: 4,930,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,328.79 : 8,933,149.74 = 3,572,719.60 : x
  2. Step 2: Convert to fraction form
    6,473,328.79/8,933,149.74 = 3,572,719.60/x
  3. Step 3: Cross multiply
    6,473,328.79x = 8,933,149.74 × 3,572,719.60
  4. Step 4: Simplify right side
    6,473,328.79x = 31,915,639,165,832.91
  5. Step 5: Solve for x
    x = 31,915,639,165,832.91/6,473,328.79
  6. Step 6: Final answer
    x = 4,930,328.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.